Suhagra 100 is a phosphodiesterase type 5 inhibitor, prescribed for erectile dysfunction or commonly known as impotence in men. Suhagra 100 Tab is prescribed for men when there is an inability to get an erection during sexual intercourse or to maintain an erection for a long time. This medicine is taken 30 minutes before intercourse. This drug is available only for men aged 18 to 65 years. Take this medicine as advised by the doctor.